On some special subspaces of a Banach space, from the perspective of best coapproximation

DOI10.1007/s00605-023-01930-2zbMath1547.4103MaRDI QIDQ6582388

Kallol Paul, Shamim Sohel, Souvik Ghosh, Debmalya Sain

Publication date: 2 August 2024

Published in: Monatshefte für Mathematik (Search for Journal in Brave)

zbMATH Keywords

polyhedral Banach spacesapproximate Birkhoff-James orthogonalitybest coapproximations

Mathematics Subject Classification ID

Geometry and structure of normed linear spaces (46B20) Abstract approximation theory (approximation in normed linear spaces and other abstract spaces) (41A65)

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